/**
* Copyright (C) 2012 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package co.jirm.orm.builder.select;
import static com.google.common.base.Strings.nullToEmpty;
import java.util.List;
import co.jirm.core.sql.MutableParameterizedSql;
import com.google.common.collect.Lists;
public abstract class AbstractSqlParameterizedSelectClause<T, I> extends MutableParameterizedSql<T> implements SqlSelectClause<I>{
protected final List<SelectClause<I>> children = Lists.newArrayList();
private final SelectClause<I> parent;
private final SelectClauseType type;
protected AbstractSqlParameterizedSelectClause(SelectClause<I> parent, SelectClauseType type, String sql) {
super(sql);
this.parent = parent;
this.type = type;
}
public SelectClauseType getType() {
return type;
}
@Override
public boolean isNoOp() {
return (nullToEmpty(getSql()).trim().isEmpty());
}
protected <K extends SelectClause<I>> K addClause(K k) {
children.add(k);
return k;
}
@Override
public I query() {
return parent.query();
}
}